net: mark read-only arrays as const

String literals are constant, and usually, we can also tag the array
of pointers const too, moving it to the .rodata section.

Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 10 insertions, 8 deletions

diff --git a/net/atm/lec.c b/net/atm/lec.c
index c463868c993b..8e723c2654cb 100644
--- a/net/atm/lec.c
+++ b/net/atm/lec.c
@@ -935,9 +935,9 @@ static int lecd_attach(struct atm_vcc *vcc, int arg)
 }
 
 #ifdef CONFIG_PROC_FS
-static char *lec_arp_get_status_string(unsigned char status)
+static const char *lec_arp_get_status_string(unsigned char status)
 {
-        static char *lec_arp_status_string[] = {
+        static const char *const lec_arp_status_string[] = {
                 "ESI_UNKNOWN       ",
                 "ESI_ARP_PENDING   ",
                 "ESI_VC_PENDING    ",
@@ -1121,7 +1121,8 @@ static void *lec_seq_next(struct seq_file *seq, void *v, loff_t *pos)
 
 static int lec_seq_show(struct seq_file *seq, void *v)
 {
-        static char lec_banner[] = "Itf  MAC          ATM destination"
+        static const char lec_banner[] =
+            "Itf  MAC          ATM destination"
             "                          Status            Flags "
             "VPI/VCI Recv VPI/VCI\n";
 
@@ -1505,7 +1506,7 @@ lec_arp_remove(struct lec_priv *priv, struct lec_arp_table *to_remove)
 }
 
 #if DEBUG_ARP_TABLE
-static char *get_status_string(unsigned char st)
+static const char *get_status_string(unsigned char st)
 {
         switch (st) {
         case ESI_UNKNOWN:
diff --git a/net/atm/proc.c b/net/atm/proc.c
index 38de5ff61ecd..ab8419a324b6 100644
--- a/net/atm/proc.c
+++ b/net/atm/proc.c
@@ -151,8 +151,9 @@ static void *vcc_seq_next(struct seq_file *seq, void *v, loff_t *pos)
 
 static void pvc_info(struct seq_file *seq, struct atm_vcc *vcc)
 {
-        static const char *class_name[] = { "off","UBR","CBR","VBR","ABR" };
-        static const char *aal_name[] = {
+        static const char *const class_name[] =
+                {"off","UBR","CBR","VBR","ABR"};
+        static const char *const aal_name[] = {
                 "---",  "1",    "2",    "3/4",  /*  0- 3 */
                 "???",  "5",    "???",  "???",  /*  4- 7 */
                 "???",  "???",  "???",  "???",  /*  8-11 */
@@ -178,7 +179,7 @@ static void pvc_info(struct seq_file *seq, struct atm_vcc *vcc)
 
 static const char *vcc_state(struct atm_vcc *vcc)
 {
-        static const char *map[] = { ATM_VS2TXT_MAP };
+        static const char *const map[] = { ATM_VS2TXT_MAP };
 
         return map[ATM_VF2VS(vcc->flags)];
 }
@@ -335,7 +336,7 @@ static const struct file_operations vcc_seq_fops = {
 
 static int svc_seq_show(struct seq_file *seq, void *v)
 {
-        static char atm_svc_banner[] =
+        static const char atm_svc_banner[] =
                 "Itf VPI VCI           State      Remote\n";
 
         if (v == SEQ_START_TOKEN)